Spread Windows Forms 13.0 Product Documentation
FarPoint.Win.Spread Assembly / FarPoint.Win.Spread Namespace / SheetView Class / GetChildVisible Method
Child view to show

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    GetChildVisible Method
    In This Topic
    Gets whether to show the child view on this sheet when the parent row is expanded.
    Public Function GetChildVisible( _
       ByVal child As SheetView _
    ) As Boolean
    Dim instance As SheetView
    Dim child As SheetView
    Dim value As Boolean
    value = instance.GetChildVisible(child)
    public bool GetChildVisible( 
       SheetView child


    Child view to show

    Return Value

    Boolean: true if the child sheet is displayed; false otherwise
    If this method returns true and the parent row of the child view is expanded, the child view is displayed; otherwise, the child view is not displayed.
    This example illustrates the use of this member by returning whether the child view is visible.
    DataSet ds = new System.Data.DataSet();
    DataTable name; 
    DataTable city; 
    DialogResult dlg;
    name = ds.Tables.Add("Customers"); 
    name.Columns.AddRange(new DataColumn[] {new DataColumn("LastName", typeof(string)), new DataColumn("FirstName", typeof(string)),
    new DataColumn("ID", typeof(Int32))}); 
    name.Rows.Add(new object[] {"Fielding", "William", 0}); 
    name.Rows.Add(new object[] {"Williams", "Arthur", 1}); 
    name.Rows.Add(new object[] {"Zuchini", "Theodore", 2}); 
    city = ds.Tables.Add("City/State"); 
    city.Columns.AddRange(new DataColumn[] {new DataColumn("City", typeof(string)), new DataColumn("Owner", typeof(Int32)), new
    DataColumn("State", typeof(string))}); 
    city.Rows.Add(new object[] {"Atlanta", 0, "Georgia"}); 
    city.Rows.Add(new object[] {"Boston", 1, "Mass."}); 
    city.Rows.Add(new object[] {"Tampa", 2, "Fla."}); 
    ds.Relations.Add("City/State", name.Columns["ID"], city.Columns["Owner"]);
    fpSpread1.ActiveSheet.DataSource = ds;  
    fpSpread1.ActiveSheet.DataMember = "Customers";
    fpSpread1.ActiveSheet.SetColumnWidth(2, 150);
    fpSpread1.ActiveSheet.ExpandRow(0, true);
    dlg = MessageBox.Show("Do you want to see if the child is visible?", "GetChildVisible", MessageBoxButtons.YesNo);
    if (dlg == DialogResult.Yes)
        bool b;
        FarPoint.Win.Spread.SheetView sv;
        sv = fpSpread1.ActiveSheet.GetChildView(1, 0);
        b = fpSpread1.ActiveSheet.GetChildVisible(sv);
        label1.Text = b.ToString();
    Dim ds As New System.Data.DataSet()
    Dim name As DataTable
    Dim city As DataTable
    Dim dlg As DialogResult
    name = ds.Tables.Add("Customers")
    name.Columns.AddRange(New DataColumn() {New DataColumn("LastName", Type.GetType("System.String")), New DataColumn("FirstName",
    Type.GetType("System.String")), New DataColumn("ID", Type.GetType("System.Int32"))})
    name.Rows.Add(New Object() {"Fielding", "William", 0})
    name.Rows.Add(New Object() {"Williams", "Arthur", 1})
    name.Rows.Add(New Object() {"Zuchini", "Theodore", 2})
    city = ds.Tables.Add("City/State")
    city.Columns.AddRange(New DataColumn() {New DataColumn("City", Type.GetType("System.String")), New DataColumn("Owner", Type.GetType("System.Int32")),
    New DataColumn("State", Type.GetType("System.String"))})
    city.Rows.Add(New Object() {"Atlanta", 0, "Georgia"})
    city.Rows.Add(New Object() {"Boston", 1, "Mass."})
    city.Rows.Add(New Object() {"Tampa", 2, "Fla."})
    ds.Relations.Add("City/State", name.Columns("ID"), city.Columns("Owner"))
    FpSpread1.ActiveSheet.DataSource = ds
    FpSpread1.ActiveSheet.DataMember = "Customers"
    FpSpread1.ActiveSheet.SetColumnWidth(2, 150)
    FpSpread1.ActiveSheet.ExpandRow(0, True)
    dlg = MessageBox.Show("Do you want to see if the child is visible?", "GetChildVisible", MessageBoxButtons.YesNo)
    If dlg = DialogResult.Yes Then
        Dim b As Boolean
        Dim sv As FarPoint.Win.Spread.SheetView
        sv = FpSpread1.ActiveSheet.GetChildView(1, 0)
        b = FpSpread1.ActiveSheet.GetChildVisible(sv)
        Label1.Text = b.ToString()
    End If
    See Also